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# Title: Nicolai Mercatoris Holsati, è Soc. Reg. Institutionum Astronomicarum Libri Duo, De Motu Astrorum Communi & Proprio, Secundum Hypotheses Veterum & Recentiorum præcipuas; Deqve Hypotheseon ex observatis constructione (shelfmark Leibn. Marg. 63)
# Folio 260, page id 820424455:0282
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ASTRONOMIA.
adjuratur, quam prior, quo Ac, uE Luna mOTu PrOprIO
masis ac magis in orrum procrudatur. Acin quadrante Lo
diaci occidentali, majores parallares maxis submovent Lu.
nam versus occidencem, adeoque morum ejus proprium i
ortum retardane. Ec cum in guodrame Occidencali lempe
vera conjunctio praecedar vilam, adeoque alcerum nolli
incervalli terminum, qui semper à conjunctione vera ae
vilam rendit; necesse est, ue praecedens illae verxe conjun
ctionisterminus, si minori quidem parallaxi retardetur, a
alter terminus sequens majori, recardatio illa semper crada
major ac major, adeoque morus Lunae in orrum impediatuI
masismasisque. Unde rursus mocus apparens eradie rere
minor, ac proinde differencia parallaxeon vero morui de
rrahenda renir. Ac B verae conjunctioni respondens paral
laxis in quadrante occidentali major lic sequentis cermin
parallaxi; cum majorem ab inicio mocus Luna recardatio
nem excipir deinceps minor ac minor; unde MOTUS apPareH
lupra verum augecur, ac proinde differencia parallaxeon vere
mocui superaddenda venit. FC aurem parallaxis L una luPIa
Solem in lonsicudinem ad tempus verx conjunctionis, ed
dem cum vero moru Lunx à Sole in disto incervallo; hinc
est, quod compendii ereo Regula iltam parallaxin pro hoc
moru vero subctituit.
Pro incerrallo a conjunctione vila retro vel porro assumion
inveniendi motus apparentis Lunx à Sole est Regula posteriot
haec: Ad dacum incervallum in promeu sic verus morus Luna
a Sole. Tum ad inicium e tinem ejusdem incerralli quaeratus
parallaxis Lunxe supra Solem in longicudinem, ex harum paral.
laxeon differentia capiatur. Postea considera, urrum datum rem
DuS tocum Praetereat, Solehaerente in quadrante Fclipricxe ort
entali, an rorum in quadranci occidentali, an vero in urrum que
quadrancem distrahatur. Si eorum tempus consumitur in qud
drance oriencali, ex parallaxis ad inirium quidem rempOr
majortueric, quam ad finem, difterentiam parallaxeon de
trahe vero moini Lunae à Sole; uun minor fuerit, adde.
vero toro dato rempore sol verlatur in quadrance occidentals